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Finding the Fourth Proportional to 10,670.88, 16,006.32 and 5,473.44

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Solution

The fourth proportional to 10,670.88, 16,006.32 and 5,473.44 is: 8,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.88 : 16,006.32 = 5,473.44 : x
  2. Step 2: Convert to fraction form
    10,670.88/16,006.32 = 5,473.44/x
  3. Step 3: Cross multiply
    10,670.88x = 16,006.32 × 5,473.44
  4. Step 4: Simplify right side
    10,670.88x = 87,609,632.14
  5. Step 5: Solve for x
    x = 87,609,632.14/10,670.88
  6. Step 6: Final answer
    x = 8,210.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.